Varwere vazhinji vane chirwere chisingaperi chinodzivirira pulmonary chirwere (COPD) vanogamuchira kurapwa kweokisijeni kumba kuti ive nechokwadi chekupihwa kweokisijeni yematishu emuviri, kuitira kuchengetedza kushanda kwemapapu, izvo zvinovandudza huwandu hwekupona uye hupenyu hwevarwere veCOPD.Home oxygen therapy inowanzoshandiswa mumhuri ...
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